Nissan Qashqai J11. Manual - part 378

ECK-72

< SYSTEM DESCRIPTION >

[K9K]

DIAGNOSIS SYSTEM (ECM)

PARTICLE FILTER REGEN-
ERATION

In this mode, service regeneration is performed.

• When ECM is replaced.

*

• ECM enter fail-safe mode be-

cause the amount of particulate 
matter in DPF reaches the 
specified level.

• Component inspection for DPF 

is performed.

CYLINDER FUNCTION 
FAULT FINDING

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High pressure fuel circuit fault 
finding

This function can perform high pressure fuel pressure check.

When performing high pressure 
fuel system check.

AFTER DPF REPLACE-
MENT

In this mode, estimated PM amount in DPF is cleared.

When DPF is replaced.

AFTER DPF REGENERA-
TION

In this mode, estimated PM amount in DPF is cleared.

When DPF is regenerated.

ENGINE OIL OXIDATION 
DATA RESET

In this mode, engine oil oxidation data is cleared.

• When engine oil is changed.
• When engine assembly is re-

placed.

ENGINE OIL DILUTION 
DATA RESET

In this mode, engine oil dilution data is cleared.

• When engine oil is changed.
• When engine assembly is re-

placed.

VIN REGISTRATION

In this mode, VIN is registered in ECM.

When registering VIN in ECM.

EGR VALVE PROGRAM-
MING

In this mode, EGR valve learnings are cleared.

When EGR valve is replaced.

EXHAUST THROTTLE 
VALVE PROGRAMMING

In this mode, exhaust throttle valve learnings are cleared.

When exhaust throttle valve is re-
placed.

TURBOCHARGER PRO-
GRAMMING

In this mode, turbocharger learnings are cleared.

When turbocharger is replaced.

ADAPTIVES ON ETC ACTU-
ATOR MALFUNCTION

In this mode, electric throttle control actuator learnings are 
cleared.

When electric throttle control actu-
ator is replaced.

AIR FLOW METER PRO-
GRAMMING

In this mode, air flow meter learnings are cleared.

When Air Flow Meter is replaced.

MANIFOLD PRESSURE 
SENSOR PROGRAMMING

In this mode, manifold pressure sensor learnings are cleared.

When manifold pressure sensor is 
replaced.

DIFF EXH PRES. SEN

In this mode, DPF differential pressure sensor learnings are 
cleared.

When DPF differential pressure 
sensor is replaced.

LOW PRESSURE EGR 
VALVE PROGRAMMING

In this mode, low pressure EGR volume control valve learnings 
are cleared.

When low pressure EGR volume 
control valve is replaced.

RAIL PRS SEN ADAPTIVES

In this mode, long engine start is permited.

When fuel rail pressure sensor is 
replaced.

INJECTION PUMP ADAP-
TIVES

In this mode, high pressure fuel pump learnings are cleared.

When high pressure fuel pump is 
replaced.

H/P FUEL PUMP INITIAL 
STARTS COUNTER RESET

In this mode, high pressure fuel pump initial starts counter is 
cleared.

When high pressure fuel pump is 
replaced.

H/P FUEL PUMP TOTAL 
STARTS COUNTER RESET

In this mode, high pressure fuel pump total starts counter is 
cleared.

When high pressure fuel pump is 
replaced.

WRITE V.I.N.

—

—

FUEL PUMP PROGRAM-
MING

In this mode, first primming is requested.

When fuel pump is replaced.

ADAPTIVES ON AIR INTAKE 
FLAP MALFUNCTION

In this mode,  intake throttle valve learnings are cleared.

When Intake throttle valve is re-
placed.

AIR DAMPER VALVE PRO-
GRAMMING(R088)

In this mode,  intake throttle valve learnings are cleared.

When intake throttle valve is re-
placed.

Work item

Description

Usage

DIAGNOSIS SYSTEM (ECM)

ECK-73

< SYSTEM DESCRIPTION >

[K9K]

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*: The necessary operation is different depending on the operation result of ECM data save or write. Always
perform the operation according to procedures. Refer to 

ECK-131, "Description"

.

ACTIVE TEST MODE

NOTE:
The following table includes information (items) inapplicable to this vehicle. For information (items) applicable
to this vehicle, refer to CONSULT display items.

EXHAUST FLAP LOW SET-
TING

In this mode,  exhaust throttle valve learnings are cleared.

When exhaust throttle valve is re-
placed.

EGR BYPASS PROGRAM-
MING

In this mode, EGR valve learnings are cleared.

When EGR valve is replaced.

INJECTION PUMP ADAPTA-
TIVES

In this mode, high pressure fuel pump learnings are cleared.

When high pressure fuel pump is 
replaced.

RAIL PRESSURE SENSOR 
ADAPTIVES

In this mode, long engine start is permited.

When Rail pressure sensor is re-
placed.

P/FLT DIFF PRS SEN

In this mode, DPF differential pressure sensor learnings are 
cleared.

When DPF differential pressure 
sensor is replaced.

AIR DAMPER VALVE PRO-
GRAMMING(R044)

In this mode,  intake throttle valve learnings are cleared.

When intake throttle valve is re-
placed.

CABIN FILTER REGENERA-
TION

CSF After Sales Regeneration requirement.

When CSF is collapsed.

SPEED LIMITER

—

—

ADAPTIVES AFTER RE-
PLACING CABIN FILTER

In this mode,  CSF learnings are cleared.

When CSF is replaced.

ADAPTIVES AFTER RE-
GENERATING PF

In this mode,  CSF learnings are cleared.

When CSF is replaced.

INTERVAL OF OIL CHANGE 
(OCS) OXIDATION

—

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OIL CHANGE INTERVAL 
(OCS): DILUTION

—

—

FUEL RAIL PRESSURE 
TEST

Confirmation of fuel rail pressure.

When high pressure fuel pump or 
fuel rail pressure sensor are re-
placed.

STATIC TEST

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FUEL PUMP

Electrical fuel pump of low pressure fuel circuit is activated.

When fuel pump or FPCM is re-
placed.

STARTER OPERATION 
COUNTER CLEAR

Cumulative number of engine starts, for starter reliability is 
cleared.

When Starter Motor is replaced.

H/P FUEL PUMP TOTAL 
STARTS COUNTER CLEAR

Cumulative number of engine starts for high pressure fuel pump 
reliability is cleared.

When high pressure fuel pump is 
replaced.

WRITE STARTER OPERA-
TION COUNT

Cumulative number of engine starts, for starter reliability is written.

When ECM is replaced.

WRITE H/P FUEL PUMP TO-
TAL STARTS COUNT

Cumulative number of engine starts for high pressure fuel pump 
reliability is written.

When ECM is replaced.

Work item

Description

Usage

ECK-74

< SYSTEM DESCRIPTION >

[K9K]

DIAGNOSIS SYSTEM (ECM)

Test item

Condition

Judgment

Check item (Remedy)

TURBOCHARGING 
SOLENOID VALVE

• Ignition switch: ON
• Turn turbocharger boost control 

solenoid valve ON and OFF with 
the CONSULT and listen to opera-
tion sound.

Turbocharger boost control sole-
noid valve makes an operating 
sound.

• Harness and connector
• Turbocharger boost control sole-

noid valve

AIR INLET FLAP

• Ignition switch: ON
• Turn throttle control motor ON and 

OFF with the CONSULT and con-
firm the operation.

Throttle valve is operated.

• Harness and connector
• Electric throttle control actuator

THERMOPLNGR 
RLY N1

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THERMOPLNGR 
RLY N2

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—

THERMOPLNGER 
3 RLY

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—

PREHEATER RLY

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EGR VALVE

• Ignition switch: ON
• Turn high pressure EGR volume 

control valve ON and OFF with the 
CONSULT and confirm the opera-
tion.

High pressure EGR volume con-
trol valve is operated.

• Harness and connector
• High pressure EGR volume con-

trol valve

PUMP PRESSURE 
REGULATOR

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—

CONTROLLED CL 
THERMOS

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—

FUEL PUMP

• Ignition switch: ON
• Turn fuel flow actuator ON and 

OFF with the CONSULT and listen 
to operation sound.

Fuel flow actuator makes an oper-
ating sound.

• Harness and connector
• Fuel pump

EXHAUST E/
THROTTLE CON-
TROL ACTUATOR

• Ignition switch: ON
• Turn exhaust throttle control mo-

tor ON and OFF with the CON-
SULT and confirm the operation.

Exhaust throttle valve is operated.

• Harness and connector
• Exhaust electric throttle control 

actuator

LOW PRESSURE 
EGR VALVE

• Ignition switch: ON
• Turn low pressure EGR volume 

control valve ON and OFF with the 
CONSULT and confirm the opera-
tion.

Low pressure EGR volume con-
trol valve is operated.

• Harness and connector
• Low pressure EGR volume con-

trol valve

A/F SENSOR HEAT-
ER

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FUEL FLOW ACTU-
ATOR

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COOLING FAN 2

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COOLING FAN 1

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EXHAUST FUEL IN-
JECTOR

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FUEL RAIL PRES-
SURE

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—

INTAKE MANIFOLD 
RUNNER VALVE

—

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—

EGR COOLER BY-
PASS VALVE

—

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—

EXHAUST THROT-
TLE

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DIAGNOSIS SYSTEM (ECM)

ECK-75

< SYSTEM DESCRIPTION >

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CONFIGURATION

TC COOLING WA-
TER PUMP

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EGR COOLER BY-
PASS PWM

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EGR VOLUME 
CONTROL VALVE

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THROTTLE VALVE

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TURBOCHARGER 
BOOST PRES-
SURE

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COOLANT FLOW 
VALVE

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PTC 3

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PTC 2

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PTC 1

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—

GLOW PLUG

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IDLE SPEED

—

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A/C COMPRESSOR

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THERMO PLUNG-
ER

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FUEL INJECTOR

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AUTO STOP START

• Engine: After warming up, run en-

gine at idle.

• Gear position: Neutral
• Stop/Start OFF switch: ON (indi-

cator lamp is ON)

CAUTION:

Be careful so that a hood opera-
tions in the opened state when 
carry out the work.
NOTE:
Before performing this test, be sure 
to check that OK is displayed on 
BATTERY STATUS in DATA MONI-
TOR of IPDM E/R because this func-
tion may not be operate when the 
battery condition is not satisfied.

Stop/Start system operates nor-
mally. (Engine stop/Restart)

Stop/Start system component parts

Test item

Condition

Judgment

Check item (Remedy)

Function

Description

SPEED LIMITER FUNCTION

This function stores the information to ECM that the vehicle is equipped with Speed 
Limiter.

CRUISE CONTROL FUNCTION

This function stores the information to ECM that the vehicle is equipped with Cruise 
Control System.

CC/SL LMTR BUTTONS

This function stores the information to ECM that the vehicle is equipped with ASCD/
speed limiter main switch.